diff --git a/cavis-full/build.gradle b/cavis-full/build.gradle
index d8a0de833..8197c5111 100644
--- a/cavis-full/build.gradle
+++ b/cavis-full/build.gradle
@@ -86,6 +86,10 @@ artifacts {
 }
 */
 
+shadowJar {
+    zip64 true //need this to support jars with more than 65535 entries
+}
+
 publishing {
     publications {
         mavenJava(MavenPublication) {